package com.lyloou.server;

import com.alibaba.fastjson.util.IOUtils;
import io.netty.buffer.ByteBuf;
import io.netty.channel.ChannelHandlerContext;
import io.netty.handler.codec.ByteToMessageDecoder;

import java.util.List;

public class RpcDecoder extends ByteToMessageDecoder {

    private Class<?> clazz;

    private Serializer serializer;


    public RpcDecoder(Class<?> clazz, Serializer serializer) {
        this.clazz = clazz;
        this.serializer = serializer;

    }

    @Override
    protected void decode(ChannelHandlerContext channelHandlerContext, ByteBuf msg, List<Object> list) throws Exception {
        int length = msg.readInt();
        byte[] data = new byte[length];
        msg.readBytes(data);
        list.add(serializer.deserialize(clazz, data));
    }
}